General Science & Ability MCQs 2008

The volume percentage of nitrogen in air is approximately:
A) 60%
B) 67%
C) 74%
D) 78%

Air contains a volume of carbon dioxide approximately:
A) 3%
B) 33%
C) 0.3%
D) 0.03%

The gases used by divers as an artificial atmosphere are helium and:
A) Nitrogen
B) Oxygen
C) Neon
D) Carbon Dioxide

An atomic bomb is based on the principle of:
A) Nuclear fusion
B) Nuclear fission
C) All of these
D) None of these

The liberation of energy in the sun is based on the principle of:
A) Fission reaction
B) Fusion reaction
C) All of these
D) None of these

1024 bytes is equal to:
A) One kilobyte
B) One megabyte
C) One gigabyte
D) One terabyte

A bus with 32 data lines can transport how many bits at a time?
A) 8091 bits
B) 16 bits
C) 1024 bits
D) 32 bits

The second most abundant metal found in the Earth's crust is:
A) Iron
B) Aluminium
C) Sodium
D) None of these

In the periodic table, elements have been arranged:
A) In order of increasing volume
B) In order of increasing atomic number
C) All of these
D) None of these